4-Mercaptophenyl acetic acid, 97% CAS 39161-84-7
| CAS No. | 39161-84-7 |
| Molecular Formula | C8H8O2S |
| Molecular Weight | 168.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Mercaptophenyl acetic acid, 97%.
4-Mercaptophenyl acetic acid, 97% (CAS 39161-84-7) is a high-purity analytical reference standard with the molecular formula C8H8O2S and a molecular weight of 168.21 g/mol.
Structurally, 4-Mercaptophenyl acetic acid, 97% (C8H8O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 168.21 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Mercaptophenyl acetic acid, 97% under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H8O2S |
| Molecular Weight | 168.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Sulfur Atoms | 1 |
Related Mercaptophenyl Standards
- 2-(2-Mercaptophenyl)acetic acid (CAS 39161-85-8)
- 2-(3-Mercaptophenyl)acetic acid (CAS 63271-86-3)
- N-(2-Mercaptophenyl)acetamide (CAS 1444-47-9)
- (4-mercaptophenyl)boronic acid 237429-33-3 4-mercaptophenyl boronic acid 4-mercaptophenylboronic acid (CAS 237429-33-3)
- Methyl 2-(3-Mercaptophenyl)acetate (CAS 133806-71-0)
- (2-Mercaptophenyl)boronic acid (CAS 352526-00-2)
- (3-Mercaptophenyl)boronic acid (CAS 352526-01-3)
- 2-(3-Mercaptophenyl)acetonitrile (CAS 685569-60-2)
Recommended Standards
- 4-Mercapto-3-methylbenzoic acid (CAS 948833-50-9)
- 5-(Methylthio)benzo[d][1,3]dioxole (CAS 5354-08-5)
- 4-Mercapto-3-methoxybenzaldehyde (CAS 96495-18-0)
- 5,6-dihydro-4H-cyclopenta[b]thiophene-2-carboxylic acid (CAS 40133-06-0)
- Methyl 2-(cyanomethyl)-3-methoxybenzoate (CAS 145498-86-8)
- exo-8-Azabicyclo[3.2.1]octane-3-carbonitrile (CAS 185985-36-8)
- 5-(Bromomethyl)isoxazol-3(2H)-one (CAS 83014-80-6)
- (S)-1-(3,5-dichlorophenyl)-2,2-dimethylpropan-1-amine (CAS 1389800-76-3)
- 2-Methyl-2-phenoxypropanoyl chloride (CAS 50389-29-2)
- Ethyl 2-bromo-4-(3-bromobenzyl)thiazole-5-carboxylate (CAS 1206908-13-5)
- 2-[3-(Trifluoromethyl)benzamido]phenylboronic acid (CAS 2304635-75-2)
- 5-Amino-1-(2,2,2-trifluoroethyl)pyridin-2(1h)-one (CAS 1179038-34-6)
- Dimepranol-d (CAS 97964-89-1)
- D-Leu14-Tirzepatide (CAS CATO-CPTD788920)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com